Contents: U. Zernik, Introduction. Part I:Lexical Senses.P. Jacobs, Making Sense of Lexical Acquisition. R. Krovetz, Lexical Acquisition and Information Retrieval. B. Slator, Using Context for Sense Preference. U. Zernik, Tagging Word Sense In Corpus. Part II:Lexical Statistics.K. Church, W. Gale, P. Hanks, D. Hindle, Using Statistics in Lexical Analysis. F. Smadja, Macrocoding the Lexicon with Co-Occurrence Knowledge. N. Calzolari, Lexical Databases and Textual Corpora: Perspectives of Integration for a Lexical Knowledge-Base. Part III:Lexical Representation.R. Beckwith, C. Fellbaum, D. Gross, G. Miller, WordNet: A Lexical Database Organized on Psycholinguistic Principles. B. Atkins, B. Levin, Admitting Impediments. B. Dorr, Conceptual Basis of the Lexicon in Machine Translation. M. Dyer, Lexical Acquisition Through Symbol Recirculation. Part IV:Lexical Semantics.P. Velardi, Acquiring a Semantic Lexicon for Natural Language Processing. L. Braden-Harder, W. Zadrozny, Lexicons for Broad Coverage Semantics. J. Martin, Representing and Acquiring Metaphor-Based Polysemy.